0 in

Rain Today

Rain Last Hour
0 in

Recorded at Ontario International Airport Updated 1 hour 2 mins ago (1.6 miles away)

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Real-Time Extremes

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Coldest -0.5 °F
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Windiest 48.3 mph
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Wettest (Last Hour) 0.6 in
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Most Humid 100%
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Least Humid 21%
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Highest Pressure 1029.8 hPa
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Lowest Pressure 973.9 hPa
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Cucamonga-Guasti Regional Park Rainfall Forecast

Today 2 Nov
No Rain
Tue 3 Nov
No Rain
Wed 4 Nov
No Rain
Thu 5 Nov
No Rain
Fri 6 Nov
No Rain
Sat 7 Nov
No Rain
Sun 8 Nov
No Rain

Cucamonga-Guasti Regional Park Rainfall Statistics

November Rainfall

Ontario International Airport (1.2 miles)

Total Rainfall 2026
7.8 in
Daily Average 2026
0.03 in
Wettest Day 22 October, 2026
0.9 in
Wet Days 2026
28/306 (9%)
Total Rainfall October
2.2 in
Daily Average October
0.1 in
Wettest Day 22 October, 2026
0.9 in
Wet Days October
7/31 (23%)
Total Rainfall November
–
Daily Average November
–
Wettest Day 3 November, 2026
–
Wet Days November
–

Climate (2021–2025)

Ontario International Airport (1.2 miles)

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Annual Average 2021–2025
13.5 in
Monthly Average 2021–2026
1.2 in
Daily Average 2021–2026
0.04 in
Wettest Day 5 February, 2024
3.6 in

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